1330998890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{9419}}^1$

素因数の和:10526

約数の個数: 32

約数和(自身を含む): 2582737920

約数和(自身を除く): 1251739030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1087, 2174, 5435, 9419, 10870, 14131, 18838, 28262, 47095, 70655, 94190, 122447, 141310, 244894, 612235, 1224470, 10238453, 20476906, 51192265, 102384530, 133099889, 266199778, 665499445, 1330998890]

約数ペア:

[(1, 1330998890), (2, 665499445), (5, 266199778), (10, 133099889), (13, 102384530), (26, 51192265), (65, 20476906), (130, 10238453), (1087, 1224470), (2174, 612235), (5435, 244894), (9419, 141310), (10870, 122447), (14131, 94190), (18838, 70655), (28262, 47095)]